Drug

HZT-501

As of the edition of 20 October 2026, HZT-501 is a drug known only by a code name: went quiet in 2011; acts on HRH2, PTGS1 and PTGS2.

Sources: FDA Orange Book and Purple Book, other approval registers, ClinicalTrials.gov, ChEMBL.

The drug

Status
Went quiet, 2011
Kind
Code name only
Registered trials
3, 0 stopped early
Disease areas
Bones, joints and muscles; Immune system; Nervous system; Skin and connective tissue; Digestive system

US protection

No US approval on record.

With no US approval on record there are no listed US patents or exclusivities.

This is the US only.

Companies that need a new molecule because of this drug

1 company-target row on route A because of this drug.

Companies on route A for this drug

In the product

1 company-target row is on route A because of HZT-501.

Targets

GeneProteinUniProt
PTGS1Prostaglandin G/H synthase 1P23219
HRH2Histamine H2 receptorP25021
PTGS2Prostaglandin G/H synthase 2P35354

Registered trials

PhaseTrialsCompletedActiveStopped early
Phase 33300
All trials3

Who ran its trials

CompanyRoleYears
AmgenLead sponsor of trials2007 to now